Where: Millard County, Utah (38.7° N, 114.0° W: paleocoordinates 10.0° S, 51.2° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Kinderhookian to Kinderhookian (358.9 - 343.0 Ma)

• The contact with the underlying Pilot Shale has been placed at the base of a two foot bed of pink weathering quartzite or at the base of the first prominent limestone cliff. The contact with the overlying Chainman Shale has been placed at the top of the upper shert-bearing unit of the Joana Limestone

Environment/lithology: gray limestone and black chert

Primary reference: W. J. Gould. 1959. Geology of the Northern Needle Range Millard County, Utah. Brigham Young University Research Studies, Geology Series 6(5):1-47 [T. Olszewski/M. Gibson/L. Fall]more details

PaleoDB collection 13361: authorized by Tom Olszewski, entered by Melissa Gibson on 10.03.2002, edited by Pete Wagner

Creative Commons license: CC BY (attribution)